Sleep Island: Tracker & Sounds
Sleep Island: Tracker & Sounds is made and published by chaohua gao. AppBrain is an independent app data site and isn't affiliated with chaohua gao. The app name, icon, screenshots and description belong to chaohua gao and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 4.60
- 25 ratings
- Last updated
- September 30, 2026
- Size
- 39.3 MB
It doesn't have enough ratings yet to judge what users think.
User feedback
Ratings and reviews on the App StoreComments on Sleep Island: Tracker & Sounds for iOS
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Store listing
By chaohua gao, from the App StoreDescription by chaohua gao Written by the developer, not by AppBrain. Click to read.
White noise, nature sounds, music, or podcasts fade out and stop when sleep is detected. Set custom timers, loop, download for offline listening, or play in the background.
◎ YOUR BEDTIME AMBIENCE
Settle in with rain, wind, or crickets. Adjust multiple ambience sounds alongside podcasts or soundscapes, with separate volumes for ambience sounds and listening content.
Immersive bedtime scenes unite sound and visuals. Appearance can follow the ambience or system, or stay fixed in light or dark mode.
◎ SMART SLEEP MONITORING
• Auto-start: Open once during your nighttime window to begin monitoring automatically
• Wearable-free: Keep iPhone nearby and sleep as usual; Apple Watch is optional
• Sleep estimates: Sleep onset, final wake-up, nighttime awakenings, returning to sleep in the morning, and naps
• Morning report: Duration, estimated stages, awakenings, sleep score, and multi-night trends
• Energy: Night Sounds records with less energy. With it off, tracking needs no all-night app activity; when the app is not running, it does no continuous overnight work
With Health permission, sync Apple Watch sleep records. With the Watch app connected to iPhone, view last night's summary, start/stop monitoring, play/pause, or skip back/forward. iPhone tracks sleep independently.
◎ NIGHT SOUNDS—MORE THAN SNORING
Detected clips can include:
• Snoring, heavy breathing, coughing, sleep talking, and possible teeth grinding
• Baby cries, babbling, and other vocal sounds
• A partner's voice and sounds from the room
• Full recorded clips and playback history; 15 seconds limits only some free previews, not recording length
• “Not Me” for sounds from someone else
• Play, pause, resume, favorite, batch delete, or mark multiple clips “Not Me”
Full playback beyond free previews and Favorites require Premium. Baby and other Night Sounds are for review and memories, not medical use or baby safety monitoring.
◎ A CLEAR BEDTIME SCREEN
The sleep card and playback controls stay separate. Start or check monitoring at a glance, access sounds, music, and podcasts, and control playback.
◎ SOUNDS, AUDIO & VIDEO
• Six colors of noise: White, pink, brown, blue, green, and purple
• Nature: Rain, ocean waves, streams, forest, crickets, campfire, fireplace, wind, and hundreds more
• Music: Piano, ambient, classical, Lo-fi, meditation, binaural beats, 432Hz, 528Hz, and more
• ASMR: Tapping, page turning, makeup sounds, and other gentle triggers
• Audio: Bedtime stories, audiobooks, and English learning
• Immersive video: Forests, rain, valleys, streams, blizzards, and dreamscapes with panoramic panning
• Sound mixing: Blend your own soundscape
◎ BEDTIME PODCASTS
• Search Apple Podcasts and add RSS feeds
• Curated bedtime stories, meditation, white noise, ASMR, English listening, talk shows, and regional charts
• Resume automatically from where you stopped
• Smart sorting for series and standalone episodes
◎ AMBIENT SCENES, RELAXATION & FOCUS
• Open the app to an atmosphere of sound and visuals
• Switch among cicada summer nights, rain by the window, morning birdsong, and more; set a custom duration
• Unwind with box breathing or 4-7-8 breathing
• Use Focus mode for work, study, and reading
◎ AI SLEEP ANALYSIS
AI sleep analysis compares multiple nights with your personal baseline, using scores, estimated stages, awakenings, and Night Sounds summaries for personalized analysis and suggestions. View weekly and monthly trends.
◎ MENTAL WELLNESS CHECKS
PHQ-9, DBAS-16, and other established questionnaires support self-reflection; they do not replace professional diagnosis.
◎ MUSIC ALARM (iOS 26+)
Wake to music that gently fades in. Set multiple alarms, smart public-holiday or alternating-week schedules, and labels for wake-up, naps, medication, going out, pickups, workouts, and more.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 39.3 MB
- Content rating
- Everyone
Technologies used by Sleep Island: Tracker & Sounds
Releases
Updates seen on the App Store- Version
- 1.8.1
- Launched
- June 2025
No changelog data
Alternatives
Similar apps and more from chaohua gaoMore from chaohua gao
Rankings
App Store top chartsApp Store Rankings for Sleep Island: Tracker & Sounds
About the app and developer
About Sleep Island: Tracker & Sounds
Sleep Island: Tracker & Sounds is a health & fitness app developed by chaohua gao.
User Ratings
Sleep Island: Tracker & Sounds is rated 4.60 out of 5 stars. The rating is based on 25 ratings.
App Information
Sleep Island: Tracker & Sounds is freely available from the App Store. The app size is 39.25 MB. The latest version available is 1.8.1. The last update was on September 30, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since June 2025.
Developer information for chaohua gao
Address:
Frequently asked questions about Sleep Island: Tracker & Sounds
Is Sleep Island: Tracker & Sounds free?
Yes. Sleep Island: Tracker & Sounds is free on the App Store.
Is Sleep Island: Tracker & Sounds still available?
Yes. Sleep Island: Tracker & Sounds is on the App Store, and the last update we saw was on September 30, 2026.
How large is Sleep Island: Tracker & Sounds?
Sleep Island: Tracker & Sounds is 39.25 MB.
Is Sleep Island: Tracker & Sounds suitable for children?
App Store rates the content of Sleep Island: Tracker & Sounds as suitable for everyone.
How do people rate Sleep Island: Tracker & Sounds?
Sleep Island: Tracker & Sounds scores 4.60 out of 5 stars, from 25 ratings on the App Store.
Who made Sleep Island: Tracker & Sounds?
Sleep Island: Tracker & Sounds was developed by chaohua gao. It is listed in the health & fitness category on the App Store.